1
Richard W Hull, Hoover K Jung, Sanjay S Mathur: Disk drive with unified channel-disk controller bus for transmitting user data, servo data, and register data. Western Digital Technologies, Milad G Shara, July 2, 2002: US06415349 (153 worldwide citation)

A disk drive has a unified bus forming a signal path for transmitting register data, user data and servo sectors. The unified bus is connected between a channel circuit and a disk controller circuit. The channel circuit has an output stream engine which responds to and provides control signals to mu ...


2
Richard W Hull, Hoover K Jung, Sanjay S Mathur: DISK DRIVE HAVING A CHANNEL CIRCUIT WHICH RECEIVES A READ SIGNAL REPRESENTING DATA IN A DATA SECTOR AND DATA IN A SERVO SECTOR IN A FIRST ORDER AND DEMODULATES THE READ SIGNAL TO PROVIDE DATA SECTOR DATA AND SERVO-SECTOR DATA IN A SECOND ORDER. Western Digital Technologies, Milad G Shara Esq, Young Law Firm, June 17, 2003: US06580573 (126 worldwide citation)

A disk drive has a channel circuit for demodulating data sectors and servo sectors stored on a rotating medium to provide data-sector data and servo-sector data. The channel circuit transmits the data-sector data and servo-sector data to a disk controller circuit in an order which is different than ...


3
Hoover K Jung, Sanjay S Mathur, Virgil V Wilkins: Printed circuit assembly having integrated resistors for terminating data and control lines of a host-peripheral interface. Western Digital Technologies, Milad G Shara Esq, November 12, 2002: US06480020 (120 worldwide citation)

A printed circuit board assembly (PCBA) includes first and second integrated-circuit terminals and first and second connector terminals. A first transmission line transmits a data signal and a second transmission line transmits a clocking signal. The PCBA includes integrated circuitry comprising fir ...


4
Sanjay S Mathur, John S Fernando: Hardware implemented cache coherency protocol with duplicated distributed directories for high-performance multiprocessors. Unisys Corporation, Alfred W Kozak, Mark T Starr, June 18, 1991: US05025365 (99 worldwide citation)

This disclosure describes a snooping coherency protocol for a multiprocessor network wherein every processor has its own private cache and bus interface means and the network is connected via a common system bus. Each processor has its own cache directory and image directory that duplicate each othe ...